波速率 的英文怎麼說

中文拼音 []
波速率 英文
wave speed
  • : Ⅰ名詞1 (波浪) wave 2 [物理學] (振動傳播的過程) wave 3 (意外變化) an unexpected turn of even...
  • : Ⅰ形容詞(迅速; 快) fast; rapid; quick; speedy Ⅱ名詞1 (速度) speed; velocity 2 (姓氏) a surna...
  • : 率名詞(比值) rate; ratio; proportion
  • 速率 : speed; rate; tempo
  1. The resulting transfer rate is 110 baud.

    最終的傳輸是110特。
  2. Yet the march 1979 burster, with an apparent rotation period of eight seconds, was spinning much more slowly than any radio pulsar then known

    但1979年3月那次的爆炸源,看起來卻有八秒的周期,自轉要比當時所知的任何霎還要慢得多。
  3. It showed the effluence of composite film on the permeation rate of o2 is more obvious than that of n2 and co2. but there is no apparent effect on their separation. compare with host film, thermal - infrared radiance of composite film decreased

    結果表明fe3o4 / pvdf復合膜對于o2滲透的影響較n2 、 co2大,但對於三者分離效果不明顯;納米fe3o4的引入使得復合膜相對于pvdf基膜,熱紅外輻射有所降低,並具有一定的電磁吸收能力。
  4. In this paper, the deconvolution ( and high - order - deconvolution ) electroanalysis theory totally controlled by electrode reaction rates was modified and its properties of polarographic wave was also discussed in detail

    摘要本文提出了完全受電極反應控制的去卷積(包括高階去卷積)電化學分析理論,並對形的性質進行了較詳細的討論。
  5. Wave speed equals frequency times wavelength.

    等於頻乘以長。
  6. In this paper, combined with currently voice coding technique, espically with the fabulosity development of the mixed voice coding and the increasingly utility of the digital signals processor. we investigated the voice coding technique and discussed emphasizedly the technology of variable rate voice coding technology

    本文結合當前語音編碼技術尤其是混合編碼技術的驚人發展及數字信號處理器的日益實用化,研究了語音編碼技術,並重點討論了變語音編碼技術。論文簡要介紹語音編碼技術中的形編碼和聲碼器的主要性能。
  7. Changes of the longitudinal and transversal wave velocities in different directions and the rock velocity anisotropy as a function of confining pressure have been studied under laboratory ultrasonic frequency for shale and sandstone with marked foliation, which had been saturated by the fluids with different viscosity kerosene and vacuum pump oil and salinity distilled water, 50000

    利用不同黏度煤油和真空泵油不同礦化度蒸餾水50mg l和150mg l的nacl溶液的流體對頁巖和具有明顯層理的砂巖進行飽和,在實驗室超聲頻下研究樣品不同方向縱橫度以及各向異性參數
  8. Chapter five describe the real example of the project of dwdm. related with the project of the east - north loop of fiber transmission system, research the layout of the network, analysis the performance of the transmission and bring out the frondose project of construction, inculde the number of the wave length, the speed of the transmission, the style of he fiber etc. chapter six is the summary of the article

    第五章是dwdm技術在通信工程建設中的實際應用,本論文以作者參與的一項具體的工程設計? ?中國移動集團公司建設的東北環光纜傳輸工程中dwdm技術的運用為實例,根據預測業務發展的要求,從傳輸性能的分析,到網路的規劃,技術上的實現,提出了其具體的建設方案,包括長數目、傳輸、光纖類型、光復用段、設備制式等。
  9. Collisonal quantum interference ( cqi ) was observed in the intramolecular rotational energy transfer in the experiment of the static cell, and the integral interference angles were measured. to observe more precise information, the experiment in the molecular beam should be taken, from which the differential interference angle can be obtained precisely. in this paper, the theoretical model of cqi is described in an atom - diatom system in the condition of the molecular beam, based on the first - born approximation of time dependent perturbation theory, taking into accounts the anisotropic lennard - jones interaction potentials. the method of observing and measuring correctly the differential interference angle is presented. the changing tendencies of the differential interference angle with the impact parameter, velocity, and et al. are discussed

    分子內部轉動傳能的靜態池實驗觀察到了碰撞量子干涉效應( cqi ) ,並且測得積分干涉角,為了獲得更加精確的分子內部轉動傳能的碰撞量子干涉效應信息,實驗就必須要採用分子束實驗進行.本文理論上採用各項異性相互作用勢,應用含時微擾理論的一級恩近似,假想在分子束實驗的條件下,建立在原子-雙原子分子體系中碰撞量子干涉的理論模型.理論上推導出微分干涉角具體表達式,通過計算定性地討論了微分干涉角隨著碰撞參數、等的變化趨勢,同時初步探討了實驗的正確觀測途徑,得出了採用分子束進行實驗觀測的實驗方法,為進一步進行分子束實驗提供了理論基礎,對實驗的進行起到了一定的借鑒作用
  10. In this thesis, firstly, we put forward a new algorithm of the synchronization of carrier reference phase, that is to use the curve synthesizing with the general digital carrier phase looper to have an estimation on carrier frequency within 10 ms so as to meet the need of meteor burst communication. we have done some simulations to get the performance of carrier frequency estimation using two modulation modes ( 16qam and 4 - qpsk ), and had some test on the carrier phase looper in conditions when using different baud rate transmission and when the baud tuning have windage

    我們對兩種正交調制方式( 16qam和4 - qpsk )進行了模擬工作並給出了模擬結果,同時討論了碼元同步定時誤差對鎖相環路工作的影響並根據流星通信中使用變傳輸時鎖相環路的載同步性能進行了測試;然後在基於軟體無線電思想的數字處理平臺(該數字處理平臺實現了中頻數字化)上用dsp軟體完成了載的相位跟蹤。
  11. By taking the miniature ceramic rod which is easily to machine high accuracy as sensitive structure, and by printing and polarizing six belt - shaped electrodes above it to constitute three pairs of electrodes, this paper designed package and the phase - sensitive detection circuit in the system so that it effectively reduced the sensitive structure size and improved its processing precision to realize the angular rate gyro microminiaturization

    首先採用易於加工成高精度的微型陶瓷棒作為敏感體,在其上印刷成六個帶狀電極並予以極化構成三副電極對,然後設計了封裝及相敏檢電路,從而有效地減小了敏感結構的尺寸,提高了其加工精度,實現了角陀螺微型化。
  12. Seismic velocity can occasionally be affected by porosity and temperature.

    孔隙和溫度有時也能影響地震
  13. The spin - down rate has been measured for almost every radio pulsar, and theory indicates that it depends on the strength of the star ' s magnetic field

    這種自轉變慢的,幾乎每一顆無線電霎都量得到,而理論指出,此和星體的磁場強度有關。
  14. Shortwave channel is time varying transmission channel. it has dispersion in frequency and time domains. this characteristics hinds the data transmi - ssion at high speed and the correction of received data. in this dissertation i have analyzed the statistic characteristic of shortwa - ve channel, established the model of shortwave channel and simulated the rayl eigh fading distribution. the technology of spreading spetrum has been proved that it has the capability for anti - multipath and discerning multipath

    在短通信中,由於通道的時間色散和頻色散,引起多徑展寬和多徑衰落,前者限制了數據的傳輸,後者造成短數據通信中出現突發錯誤,為了解決多徑效應對短通信的影響,本文所做工作如下:首先詳細分析了短通道的統計特性,建立其數學模型;其次分析了擴頻通信的特點,從理論上證明擴頻技術不僅具有抗多徑干擾能力,而且具有分離多徑的能力;介紹了傳統的rake分集合併技術的特點。
  15. The following results were found, i. e., the water ratio affects obviously the acoustic wave velocity of rock sample ; the wave velocity is higher in saturated rock samples than in unsaturated ones ; and it decreases gradually with the strain of samples during uniaxial compression ; and also with the lengthening holding time at 160 ; when heating the samples the acoustic wave velocity increases slightly in initial stage and comes to the peak value at 60, then decreases gradually with increasing temperature ; meantime, there is a certain temperature effect on rock samples size

    實驗發現含水影響比較大,飽和巖樣的聲傳播度高於不飽和巖樣的聲傳播度;人工預制裂紋對聲傳播度影響不大;單軸壓縮條件下,聲傳播度隨應變增加逐漸降低;在同一溫度( 160 )下,隨保溫時間的增加而逐漸降低;在對巖樣逐漸加熱情況下,初始加熱階段略有升高,當溫度達到60時,巖樣達到峰值,之後隨著溫度繼續升高其逐漸下降;隨溫度變化具有一定的尺寸效應。
  16. At linear stage, the theoretical growth rate for the rt instability in cylindrical and spherical geometries was enhanced ( or reduced ) due to the decrease ( or increase ) in the perturbation wavelength during an implosion ( or explosion ). even in the absence of an acceleration the perturbation could grow in the convergent geometries. the amplitude growth rate was proportional to the cube of the convergent ratio in spherical geometry and to the square of the convergent ratio in cylindrical geometry

    在線性階段,已有的研究表明:一方面,在內爆(或外爆)過程中擾動長變短(或變長) ,使得不穩定性的增長變大(或變小) ;另一方面,即使不存在界面加度,界面運動仍然可能導致擾動幅度的增加,柱幾何中擾動幅度的變化正比于界面收縮比的平方,球幾何中擾動幅度的變化正比于界面收縮比的三次方,並且擾動幅度的變化方式(增加或減少)只與初始時刻擾動幅度的增長(正或負)有關,而與界面的運動方向(向內或向外)無關。
  17. In this thesis, for the merits of high frequency spectrum utility factor and high - speed data communication, the ofdm is introduced into the underwater acoustic communication. combined with fec to combat the frequency - selective fades and isi in the underwater acoustic channel, high speed data transmission is realized by employing ofdm technology

    本研究嘗試將ofdm技術引入水聲通信領域,利用該技術頻譜利用高,多載并行傳送的特點,結合通道編碼,以克服水聲通道多徑干擾引起的頻選擇性衰落和碼間干擾,獲得高數據傳輸。
  18. It synthesizes the excellence of wave coding and parameter coding, adopts vector quantity, analyse - synthesize, perceptual weighting, therefore, gains good speech coding quality at 8kbit / s. cs - acelp can be used in individual telecom, iphone, c / n, microwave telecom and isdn

    Cs - acelp演算法綜合了形編碼和參數編碼的優點,以自適應預測編碼技術為基礎,採用了矢量量化、合成分析和感覺加權等技術,在8kbit / s上獲得了較高的語音編碼質量。
  19. Using a simulation of physical model and according to the analogical principle, a simplified double - layer model of the surface and roadbed of concrete highway is established, practical methods of distinguishing the reflected ultrasonic wave, measuring the velocity of the reflected ultrasonic wave and the time parameter, which the ultrasonic wave takes from leaving source to the received by receiver, are put forward

    摘要利用模擬物理模型,並根據相似性原則建立起公路路面和路基的雙層簡化模型,提出了一種準確識別反射,測量反射波速率及走時參量的實用方法。
  20. Ca ot read the maximum carrier rate from the media. ini file

    無法從媒體ini文件中讀取最大載波速率
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